Populating Mars, the moon requires two key resources to be mineable first - MINING.COM - MINING.com

Before a key mineral is mined, the techniques to extract a more important resource need to be mastered first.

The researchers point out that the regolith characteristics could help turn lava tubeshollow voids and caves on the surfaceinto hospitable human habitats. These would provide protection from cosmic … [+2553 chars]

full article...